67 	int i;  in ib_pack()  local
69 	for (i = 0; i < desc_len; ++i) {  in ib_pack()
70 		if (desc[i].size_bits <= 32) {  in ib_pack()
76 			shift = 32 - desc[i].offset_bits - desc[i].size_bits;  in ib_pack()
77 			if (desc[i].struct_size_bytes)  in ib_pack()
78 				val = value_read(desc[i].struct_offset_bytes,  in ib_pack()
79 						 desc[i].struct_size_bytes,  in ib_pack()
84 			mask = cpu_to_be32(((1ull << desc[i].size_bits) - 1) << shift);  in ib_pack()
85 			addr = (__be32 *) buf + desc[i].offset_words;  in ib_pack()
87 		} else if (desc[i].size_bits <= 64) {  in ib_pack()
93 			shift = 64 - desc[i].offset_bits - desc[i].size_bits;  in ib_pack()
94 			if (desc[i].struct_size_bytes)  in ib_pack()
95 				val = value_read(desc[i].struct_offset_bytes,  in ib_pack()
96 						 desc[i].struct_size_bytes,  in ib_pack()
101 			mask = cpu_to_be64((~0ull >> (64 - desc[i].size_bits)) << shift);  in ib_pack()
102 			addr = (__be64 *) ((__be32 *) buf + desc[i].offset_words);  in ib_pack()
105 			if (desc[i].offset_bits % 8 ||  in ib_pack()
106 			    desc[i].size_bits   % 8) {  in ib_pack()
109 				       desc[i].field_name, desc[i].size_bits);  in ib_pack()
112 			if (desc[i].struct_size_bytes)  in ib_pack()
113 				memcpy(buf + desc[i].offset_words * 4 +  in ib_pack()
114 				       desc[i].offset_bits / 8,  in ib_pack()
115 				       structure + desc[i].struct_offset_bytes,  in ib_pack()
116 				       desc[i].size_bits / 8);  in ib_pack()
118 				memset(buf + desc[i].offset_words * 4 +  in ib_pack()
119 				       desc[i].offset_bits / 8,  in ib_pack()
121 				       desc[i].size_bits / 8);  in ib_pack()
154 	int i;  in ib_unpack()  local
156 	for (i = 0; i < desc_len; ++i) {  in ib_unpack()
157 		if (!desc[i].struct_size_bytes)  in ib_unpack()
160 		if (desc[i].size_bits <= 32) {  in ib_unpack()
166 			shift = 32 - desc[i].offset_bits - desc[i].size_bits;  in ib_unpack()
167 			mask = ((1ull << desc[i].size_bits) - 1) << shift;  in ib_unpack()
168 			addr = (__be32 *) buf + desc[i].offset_words;  in ib_unpack()
170 			value_write(desc[i].struct_offset_bytes,  in ib_unpack()
171 				    desc[i].struct_size_bytes,  in ib_unpack()
174 		} else if (desc[i].size_bits <= 64) {  in ib_unpack()
180 			shift = 64 - desc[i].offset_bits - desc[i].size_bits;  in ib_unpack()
181 			mask = (~0ull >> (64 - desc[i].size_bits)) << shift;  in ib_unpack()
182 			addr = (__be64 *) buf + desc[i].offset_words;  in ib_unpack()
184 			value_write(desc[i].struct_offset_bytes,  in ib_unpack()
185 				    desc[i].struct_size_bytes,  in ib_unpack()
189 			if (desc[i].offset_bits % 8 ||  in ib_unpack()
190 			    desc[i].size_bits   % 8) {  in ib_unpack()
193 				       desc[i].field_name, desc[i].size_bits);  in ib_unpack()
196 			memcpy(structure + desc[i].struct_offset_bytes,  in ib_unpack()
197 			       buf + desc[i].offset_words * 4 +  in ib_unpack()
198 			       desc[i].offset_bits / 8,  in ib_unpack()
199 			       desc[i].size_bits / 8);  in ib_unpack()